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Multiple Choice

What type of force is holding this balloon to the wall?

• Applied
• Gravitational
• Magnetic
• Electrical

Multiple Choice

A force exerted by a compressed or stretched spring upon any object that is attached to it.

• Spring Force

• Tension Force

• Elastic Force

Multiple Choice

The repelling or attracting force between a magnet and a iron.

• Magnetic Force

• Electrical Force

• Gravity

Multiple Choice

What is a force?

• a push or pull
• speed or

• kinetic energy

• acceleration 

Multiple Choice

A force that resists motion between two surfaces that are pressed together.

• Spring Force

• Normal Force

• Friction Force

Multiple Choice

A forces applied when the objects involved are in direct contact.

• Contact forces

• Normal forces

• Non-contact forces

Multiple Choice

Is the force usually exerted by a surface on an object that is resting against it.

• Friction

• Normal force

• Elasticity

• Tension

Multiple Choice

Is the force of attraction that causes an apple to fall to the ground

• Tension force

• Applied force

• Gravitational force

• Normal force

Multiple Choice

What force are you demonstrating when you make a sock stick to your shirt? 

• Magnetic Force
• Electrical Force
• Gravitational Force
• Applied Force

Multiple Choice

What force are you demonstrating when you bring the north and south poles of a magnet together? 

• Magnetic Force
•  Electrical Force
•  Contact Force
• Friction

Multiple Choice

What force are you demonstrating when you pull a cup towards you? 

•  Gravitational Force
• Normal Force
• Applied Force 
• Friction

Multiple Choice

What force are you demonstrating when you drop your book on the floor? 

•  Magnetic Force
• Gravitational Force
• Normal Force
•  Electrical Force

Multiple Choice

What force is demonstrated when you pull a chair across a room?   

• Applied Force
• Normal Force
• Gravitational Force
•  Friction

Multiple Choice

An Orange falls off a tree and lands on the ground. What force caused the orange to fall?

• friction

• heat

• gravity

• wind

Multiple Choice

Brittany has a bar magnet. What will happen when she brings the north end of her magnet to the south end of her magnet?

• They will attract

• Nothing will happen

• They will repel

• Sparks will fly

Multiple Choice

This is an example of ________.

• a push

• a pull

• a magnet

• a spring

Multiple Choice

This is an example of __________.

• friction

• a push

• a magnet

• gravity

Multiple Choice

What type of force is this?

• magnet

• spring

• friction

Multiple Select

Push or pulling forces can change an objects motion.

• True

• False

Multiple Select

Which one is NOT an example of a push or pull force.

• Closing a door

• Moving a car that has stopped working

• Taking a walk

• Picking up a glass of water

Multiple Choice

A magnet cannot not move which of the following objects?

• a paper clip

• a nail

• a toothpick

• a staple

Multiple Choice

Where is the force of attraction the strongest on a magnet?

• at the poles
• in the middle
• above the magnet
• below the magnet

Multiple Choice

The entire region surrounding a magnet is known as the:

• Magnetic Domain

• Lodestone

• A Compass

• Magnetic Field

Multiple Choice

Which metal can be attracted to magnets?

• Copper

• Aluminum

• Iron

• Gold

Multiple Choice

What will happen when these magnets are brought close together?

• They will attract each other.
• They will repel each other.
• Both magnets will turn to the left
• Both magnets will turn to the right

Multiple Choice

If two magnets come together what is it called?

• Repel
• Force
• Attract
• None of the Above

Multiple Choice

If 2 magnets push away from each other what is it called?

• Attract
• Iron
• Repel
• None of the above

Multiple Choice

Can the North and North poles attract?

• Yes
• No

Multiple Choice

What items will a magnet attract?

• Beach ball, glass jar

• nails, paper clips

• book, lunch box

• golf ball, glue

Multiple Choice

Which poles repel or push apart each other?

• north and south

• south and north

• south and south

Multiple Choice

Which poles attract each other?

• north and north

• south and south

• north and south

Multiple Choice

Looking at the drawing. If you tried to move these 2 magnets closer together, what would you feel?

• A Pushing force

• A Pulling force

• No Force

• Let the Force be with YOU

Multiple Choice

The AREA around a magnet where you feel a pulling force.

• Gravity

• Magnetic Field

• Friction

Multiple Choice

The Earth is the Largest Magnet of All.

• True
• False

Multiple Choice

What happens if you drop a magnet?

• becomes stronger
• becomes weaker
• stays the same

Multiple Choice

What happens when two north poles of a magnet are placed together?

• they repel
• they attract
• they cancel each other out
• the strength of the magnet is doubled

Multiple Choice

A push or pull that causes a change in motion

• Friction
• Gravity
• Force
• Mass

Multiple Choice

A magnet cannot not move which of the following objects?

• a paper clip

• a nail

• a toothpick

• a staple

Multiple Choice

Where is the force of attraction the strongest on a magnet?

• at the poles
• in the middle
• above the magnet
• below the magnet

Multiple Choice

Every magnet has a:

• East and West pole

• North and South pole

• East and South pole

• North and West pole

• Chicago and Saint pole

Multiple Choice

The picture is an example of an:

• Electric circuit
• Electromagnet
• Electric nail
• Electric power cell

Multiple Choice

The entire region surrounding a magnet is known as the:

• Magnetic Domain

• Lodestone

• A Compass

• Magnetic Field

Multiple Choice

Which metal can be attracted to magnets?

• Copper

• Aluminum

• Iron

• Gold

Multiple Choice

What will happen when these magnets are brought close together?

• They will attract each other.
• They will repel each other.
• Both magnets will turn to the left
• Both magnets will turn to the right

Multiple Choice

Earth's magnetic field and a bar magnet attract particles to the same locations. Where are they?

• The middle
• All around the outside
• The north and south poles
• First to the middle, then to the ends

Multiple Choice

Where is the force of attraction the strongest on a magnet?

• at the poles
• in the middle
• above the magnet
• below the magnet

Multiple Choice

All metals are attracted to magnets

• True

• False

Multiple Choice

Force can

• change only direction

• change only shape

• change only speed

• all of the above

Multiple Choice

When you rub your hand heat energy is generated because of

• magnetic force

• muscular force

• friction force

• gravitational force

Multiple Choice

The illustration shows what happened when a balloon touched a girl's hair.Which type of force caused the hair to cling (stick) to the balloon?

• magnetic force

• gravitational force

• frictional force

• electrostatic force

Multiple Choice

A rolling ball will slow down until it finally stops. What force slows down and ultimately stops the ball?

• gravity

• friction

• solar power

• speed

Multiple Choice

Which is the type of force being applied in the given picture?

• Elastic force

• Gravitational force

• Magnetic force

• Muscular force

Multiple Choice

Which boy do you think will slide faster, A or B?

• A

• B

• Both will slide at the same speed.

• Can't say

Multiple Choice

Which type of of force do you see in the image?

• muscular force

• mechanical force

• electrostatic force

• elastic force

Multiple Choice

Which force keeps the objects stuck on the refrigerator?

• electrical force

• frictional force

• gravitational force

• magnetic force

Multiple Choice

Name the forces used in the image.

• Frictional force and Elastic force

• Muscular force and Elastic force

• Muscular force and Frictional force

• Mechanical force and Elastic force

Multiple Choice

Why do football players wear special kind of shoes with spikes or studs?

• They make the player look smart.

• Just because it is a rule.

• The studs prevent the player from slipping on the grass.

• I don't know.

Multiple Choice

A force is a _____

• push

• pull

• Both push and pull

• Object

Multiple Choice

When we throw anything in air it always falls down because of _____

• Friction

• Gravity

• Solid

• motion

Multiple Choice

If negative charge is developed on two objects they will__

• attract each other

• repel each other

Multiple Choice

Which force acts backwards and prevent us form slipping on a wet floor?

• Gravitational force

• Magnetic force

• Frictional force

• Electrostatic force

Multiple Choice

In what condition the magnetic poles attract each other?

• South-South

• North-North

• North-South

• All of the above

Multiple Choice

When you rub your hand heat energy is generated because of _____

• Magnetism

• Muscular force

• Electrostatic force

• Friction

Multiple Choice

Force can __

• Change only direction

• Change only speed

• Change only shape

• All of the above

Multiple Choice

A water tank which is kept 10 feet high has more potential energy than a tank kept at 5 feet.

• True

• False

Magnetic Forces

​

Multiple Choice

Quick Check:

An object placed 3 meters up on a wall and has 15 N weight. What is the gravitational potential energy of the object?

GPE = weight x height

• 45 J

• 5 J

• 18 J

• 12 J

Multiple Choice

Quick Check:

An object moving at a constant speed of 4 m/s. If the mass of the object is 10 kg. What is the kinetic energy of the object?

KE = 0.5 x mass x velocity^2

• 80 J

• 40 J

• 14 J

• 90 J

Poll

The top picture shows a bar magnet with the poles labeled N and S. The magnet was cut into two pieces-one pieces and one long piece. How should the cut end of the short piece of magnet be labeled?

• N

• S

• No label; it no longer has N or S pole on the cut end.

How is the plant floating in the air?

Watch the video!

Open Ended

How is the plant floating in the air?

Multiple Select

What are objects you know a magnet does NOT attract?

• Wood

• Plastic

• Rubber

• Iron

• Metal

Magnet

A piece of metal that attracts objects with iron in them

Open Ended

Why is a magnetic force called a non-contact force?

Magnetic Poles

The colors and labels on some magnets identify a magnet's magnetic poles.

Magnetic Pole

Is a place where the force a magnet applies is strongest. There are two magnetic poles on all magnets, (North Pole & South Pole). If you break a magnet, each piece will have a north and a south pole.

Multiple Choice

What will happen when like poles of two magnets are brought near each other?

• Repel or push away from each other

• Attract

Multiple Choice

What will happen when opposite poles of two magnets are brought near each other?

• Repel or push away from each other

• Attract

What is happening to the iron filing in the image?

​

Magnetic Field

An invisible magnetic field surrounds a magnet. The magnetic field applies forces to other magnets or other magnetic material even when they are not in the contract.

Multiple Choice

Which of the following statements explains why magnet A appears to be floating above magnet B?

• Like poles repel each other

• Opposite poles attract each other

• Opposite poles repel each other

• Like poles attract each other

Multiple Choice

Mohammed can make his toy car move using a magnet inside the box.

What name is given to a force that acts on an object without touching it?

• A non-contact force

• A friction force

• A contact force

Multiple Choice

The top picture shows a bar magnet with the poles labeled N and S. The magnet was cut into two pieces-one pieces and one long piece. How should the cut end of the short piece of magnet be labeled?

• N

• S

• No label; it no longer has N or S pole on the cut end.